Report - Professor Esponja Química Química| Professor Esponja A dose letal de HCN oscila entre 50 a 60 mg/Kg peso (1 ppm = 1 mg/kg) H 2 SO 4 + 2KCN → K 2 SO 4.

Select PornographicDefamatoryIllegal/UnlawfulSpamOther Terms Of Service ViolationFile a copyright complaint

Please pass captcha verification before submit form